Table 1 Demographic characteristics and comorbid conditions by screening status for Medicare beneficiaries aged 66–75 years, 2016–2018

Overall

1,424,453

100

100

1,468,177

100

100

1,477,638

100

100

Age (in years)

 Mean (SD)

69.4 (2.7)

69.5 (2.8)

69.5 (2.7)

69.6 (2.8)

69.6 (2.7)

69.6 (2.8)

 Median (IQR)

69 (67,72)

69 (67,72)

69 (67,72)

69 (67,72)

69 (67,72)

69 (67,72)

Sex

 Male

670,184

38.09

47.88

688,896

37.94

47.82

691,810

37.76

47.76

 Female

754,269

61.91

52.12

779,281

62.06

52.18

785,828

62.24

52.24

Race/ethnicity

 White

1,191,824

84.70

83.57

1,218,095

84.01

82.86

1,220,334

83.57

82.48

 Black

112,627

6.27

8.06

116,326

6.30

8.09

115,678

6.04

8.01

 Asian

27,515

2.34

1.89

30,621

2.47

2.05

32,142

2.62

2.13

 Hispanic

25,023

1.78

1.75

27,506

1.89

1.87

28,611

2.09

1.92

 Other

67,464

4.91

4.72

75,629

5.33

5.13

80,873

5.68

5.45

Regions

 Northeast

243,627

17.32

17.08

246,997

16.74

16.83

249,149

16.20

16.93

 Midwest

311,138

20.07

22.01

327,524

21.20

22.42

326,351

21.02

22.20

 South

566,202

40.50

39.68

574,470

39.74

39.07

572,050

39.05

38.68

 West

295,876

21.71

20.68

311,583

22.00

21.14

322,419

23.36

21.66

 Missing

7610

0.41

0.55

7603

0.33

0.54

7669

0.37

0.53

Payer Type

 Medicare only

1,273,781

91.19

89.26

1,308,336

90.47

88.98

1,317,655

90.35

89.05

 Dual Medicare/Medicaid

150,672

8.81

10.74

159,841

9.53

11.02

159,983

9.65

10.95

Charlson Comorbidity Index

 Mean (SD)

0.53 (1.15)

0.55 (1.25)

0.58 (1.20)

0.60 (1.31)

0.60 (1.23)

0.61 (1.33)

 Median (IQR)

0.0 (0.0,1.0)

0.0 (0.0,1.0)

0.0 (0.0,1.0)

0.0 (0.0,1.0)

0.0 (0.0,1.0)

0.0 (0.0,1.0)

Comorbid Conditions

 DM

278,575

20.88

19.43

291,053

21.76

19.63

288,744

21.56

19.33

 ASHD

144,003

9.79

10.14

155,749

10.65*

10.60*

154,854

10.46*

10.48*

 Heart failure

59,531

3.35

4.26

64,749

3.66

4.49

66,316

3.82

4.56

 CVA/TIA

52,344

3.40

3.70

56,171

3.63

3.85

57,078

3.71

3.88

 PVD

76,274

4.97

5.39

88,205

5.92*

6.02*

90,298

6.14*

6.11*

 Cardiac other

102,547

7.98

7.13

190,352

14.10

12.85

191,734

13.97

12.87

 Anemia

86,052

6.68

5.98

94,268

7.10

6.35

94,566

7.03

6.33

 Hypertension

575,945

47.39

39.79

625,737

50.57

41.82

625,486

49.91

41.54

 Hyperlipidemia

473,287

42.87

32.33

514,025

45.26

33.98

515,440

44.83

33.85

 CKD

105,824

7.49*

7.42*

168,084

12.17

11.38

172,787

12.52

11.61

 Cancer ^a

84,375

6.79

5.84

84,468

6.43

5.69

85,362

6.41

5.71

 Liver disease

11,106

0.85

0.77

16,708

1.32

1.12

18,710

1.42

1.25

 COPD

126,270

8.44

8.90

135,543

9.04

9.25

136,318

9.18*

9.23*

 GI bleeding

4744

0.33*

0.33*

5585

0.33

0.39

5531

0.34*

0.38*